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All results from a given calculation for CH3NH2 (methyl amine)

using model chemistry: mPW1PW91/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/daug-cc-pVDZ
 hartrees
Energy at 0K-95.848156
Energy at 298.15K 
HF Energy-95.848156
Nuclear repulsion energy42.009522
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at mPW1PW91/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3537 3537 0.90 126.07 0.07 0.14
2 A' 3095 3095 33.93 102.83 0.32 0.48
3 A' 3000 3000 89.65 174.41 0.09 0.16
4 A' 1654 1654 21.21 2.61 0.71 0.83
5 A' 1477 1477 6.81 5.55 0.67 0.80
6 A' 1435 1435 1.66 0.88 0.45 0.62
7 A' 1165 1165 5.79 0.57 0.07 0.14
8 A' 1092 1092 13.63 7.74 0.15 0.25
9 A' 832 832 139.05 1.80 0.21 0.35
10 A" 3622 3622 1.83 49.95 0.75 0.86
11 A" 3135 3135 29.08 58.32 0.75 0.86
12 A" 1497 1497 4.68 5.86 0.75 0.86
13 A" 1340 1340 0.19 0.26 0.75 0.86
14 A" 972 972 0.10 0.08 0.75 0.86
15 A" 304 304 32.35 0.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14077.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14077.9 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at mPW1PW91/daug-cc-pVDZ
ABC
3.44374 0.76301 0.73330

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.702 0.000
N2 0.050 -0.756 0.000
H3 -0.948 1.173 0.000
H4 0.593 1.064 0.882
H5 0.593 1.064 -0.882
H6 -0.443 -1.112 -0.812
H7 -0.443 -1.112 0.812

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.45761.10371.09671.09672.04792.0479
N21.45762.17122.09322.09321.01461.0146
H31.10372.17121.77871.77872.47662.4766
H41.09672.09321.77871.76372.94542.4109
H51.09672.09321.77871.76372.41092.9454
H62.04791.01462.47662.94542.41091.6231
H72.04791.01462.47662.41092.94541.6231

picture of methyl amine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H6 110.579 C1 N2 H7 110.579
N2 C1 H3 115.228 N2 C1 H4 109.253
N2 C1 H5 109.253 H3 C1 H4 107.876
H3 C1 H5 107.876 H4 C1 H5 107.046
H6 N2 H7 106.244
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.094      
2 N -0.298      
3 H -0.268      
4 H -0.259      
5 H -0.259      
6 H -0.005      
7 H -0.005      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.257 0.351 0.000 1.306
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.145 2.154 0.000
y 2.154 -14.448 0.000
z 0.000 0.000 -12.683
Traceless
 xyz
x -1.579 2.154 0.000
y 2.154 -0.534 0.000
z 0.000 0.000 2.113
Polar
3z2-r24.226
x2-y2-0.697
xy2.154
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.722 -0.024 0.000
y -0.024 4.258 0.000
z 0.000 0.000 3.608


<r2> (average value of r2) Å2
<r2> 26.767
(<r2>)1/2 5.174